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Table 1 Clinicopathological Variables of CRC patients [mean ± SD or no. (%)]

From: Preoperative prediction of the lymphovascular tumor thrombus of colorectal cancer with the iodine concentrations from dual-energy spectral CT

DESCT characteristics

Lymphovascular Tumor Thrombus(+)

(n = 34)

Lymphovascular Tumor Thrombus(-)

(n = 34)

P-value

LN metastasis (+)

(n = 23)

LN metastasis (−)

(n = 27)

P-value

Peripheral nerve invasion(+)

(n = 9)

Peripheral nerve invasion(−)

(n = 41)

P-value

poorly differentiated

Well

differentiated

P-value

NIC[a.u.]

            

AP

0.17 ± 0.09

0.15 ± 0.06

0.423

0.15 ± 0.76

0.16 ± 0.73

0.433

0.14 ± 0.04

0.16 ± 0.80

0.376

0.16 ± 0.08

0.14 ± 0.43

0.594

VP

0.51 ± 0.13

0.43 ± 0.12

0.039

0.50 ± 0.11

0.46 ± 0.14

0.992

0.49 ± 0.13

0..45 ± 0.12

0.387

0.45 ± 0.12

0.50 ± 0.13

0.360

Eff-Z[a.u.]

            

AP

0.76 ± 0.05

0.75 ± 0.04

0.546

0.75 ± 0.43

0.75 ± 0.49

0.750

0.75 ± 0.03

0.75 ± 0.05

0.674

0.75 ± 0.05

0.75 ± 0.04

0.898

VP

0.88 ± 0.18

0.90 ± 0.03

0.680

0.88 ± 0.14

0.91 ± 0.36

0.382

0.92 ± 0.03

0.89 ± 0.11

0.457

0.89 ± 0.11

0.91 ± 0.03

0.591

CT value [HU]

            

40-AP

157.15 ± 35.03

152.26 ± 40.01

0.678

147.23 ± 36.19

159.45 ± 39.63

0.264

144.97 ± 37.93

155.77 ± 38.45

0.455

155.24 ± 38.81

146.40 ± 36.32

0.554

40-VP

175.61 ± 33.84

168.92 ± 34.42

0.523

169.24 ± 35.13

172.61 ± 33.66

0.731

170.83 ± 41.75

171.11 ± 32.71

0.983

169.14 ± 35.15

181.14 ± 27.04

0.366

70-AP

75.54 ± 14.62

75.21 ± 16.35

0.944

72.93 ± 15.96

77.34 ± 15.42

0.990

72.46 ± 16.82

75.94 ± 15.56

0.551

75.48 ± 15.71

74.46 ± 16.51

0.869

70-VP

83.60 ± 14.08

80.33 ± 14.09

0.448

79.38 ± 14.30

83.08 ± 13.83

0.928

79.64 ± 18.53

81.76 ± 13.10

0.687

81.35 ± 14.58

81.49 ± 11.47

0.981

90-AP

60.32 ± 11.60

61.28 ± 12.20

0.793

59.43 ± 12.32

62.29 ± 11.60

0.406

59.73 ± 11.52

61.25 ± 12.11

0.733

60.63 ± 12.20

62.82 ± 10.70

0.637

90-VP

66.07 ± 11.19

63.45 ± 11.67

0.457

62.29 ± 10.86

65.99 ± 11.90

0.260

62.23 ± 14.43

64.74 ± 10.88

0.558

64.62 ± 11.87

62.55 ± 9.59

0.645

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BMC Medical Imaging

ISSN: 1471-2342

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